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Equity (Tables) | 12 Months Ended
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Sep. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Summary of the Company's RSU activity | A summary of our RSU activity for the year ended September 30, 2016, is as follows:
| Shares |  | Weighted-Average Grant-Date Fair Value
Non-vested shares outstanding at September 30, 2015 | 861,540 |  |  | $ | 42.48 |
Granted | 481,901 |  |  | 52.00 |
Vested | (480,873 | ) |  | 43.08 |
Forfeited | (53,262 | ) |  | 44.75 |
Non-vested shares outstanding at September 30, 2016 | 809,306 |  |  | 47.64 |
Summary of the Company's stock option activity | A summary of our stock option activity for the year ended September 30, 2016, is as follows:
| Options |  | Weighted Average Exercise Price
Outstanding at September 30, 2015 | 160,000 |  |  | $ | 9.18 |
Exercised | (80,000 | ) |  | 6.82 |
Outstanding and exercisable at September 30, 2016 | 80,000 |  |  | 11.55 |
Summary of information pertaining to stock options vested and exercised | The following table summarizes information pertaining to the stock options vested and exercised for the years presented (in thousands):
| Year ended September 30,
| 2016 |  | 2015 |  | 2014
Aggregate intrinsic value of all stock options exercised | $ | 4,077 |  |  | $ | 5,536 |  |  | $ | 5,698 |
Net cash proceeds from exercise of stock options | 546 |  |  | 868 |  |  | 1,362 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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